fuse NISSAN ALMERA N15 1995 Service Manual

TROUBLEDIAGNOSES -Supplemental RestraintSystem(SRS)-
Dual AirBag System
Self-diagnosis DIAGNOSTIC PROCEDURE 1(@ without CONSULT)
Checking SRSoperation byusing" AIRBAG" warning lamp-
User mode

1. After turning ignition switchfrom"OFF" to"ON", "AIR
BAG" warning lampoperates.
2. Compare "AIRBAG" warning lampoperation tothe chart
below.

"AIR BAG" warning lampoperation -User mode -

IGN ON

i

ON
J
I

OFF ~~----------------
MRS095A
SRS
condition
No malfunction is
detected. No further actionisnec-
essary. Reference
item

ON
OFF
The
system hasproblem GotoDIAGNOSTIC PRO-
and needs tobe repaired CEDURE2,or 3(RS-33
as indicated. or34).

MRS096A

lGN ON

ON •
OFF
Jr--------------------

MRS097A

IGN ON

ON
OFF --------------------
MRS098A
Air
bag isdeployed. GotoCOLLISION DIAG-
NOSIS (RS-40).
Fuse, diagnosis sensor GotoDIAGNOSTIC PRO-
unit orharness ismal- CEDURE 4(RS-38).
functioning andneeds to
be repaired.
Diagnosis sensorunitor GotoDIAGNOSTIC PRO-
"AIR BAG" warning CEDURE5(RS-38).
lamp circuit isshorted or
open andneeds tobe
repaired.

NOTE:
If "AIR BAG" warning lampoperates differently fromtheoper-
ations shown above, referto"AIR BAG" warning lampopera-
tion -Diagnosis mode-,
DIAGNOSTIC PROCEDURE3,RS-34.
Then repair asnecessary.

RS-32

TROUBLEDIAGNOSES -Supplemental RestraintSystem(SRS)-
Dual AirBag System
Trouble Diagnoses forAir Bag Warning Lamp
DIAGNOSTIC PROCEDURE 4
SYMPTOM: "AIRBAG" warning lampdoesnotturn off.

{f

UP
SIDE
•

T

AIRBAG

EE3J
Is
air bag module deployed?

No

Is SRS "AirBag" fuse(10A) OK?
Yes Replace
airbag module
and diagnosis sensor
unit. Refer toCOLLISION
DIAGNOSIS, (RS-40).
Replace fuse.

I ~
SELECT SYSTEM
01

I
ENGINE
I

AIRBAG

MRS125A
00

Connect
CONSULT andtouch No
Replace diagnosis sensor
"START".
----....

unit.
• Is "AIRBAG" displayedon
CONSULT?
~Yes
Is harness connection betweenwarning No
Connect warning lamp
lamp anddiagnosis sensorunitOK?
~

anddiagnosis sensorunit
Yes properly.
Ifwarning lamp
still does notgooff,
replace harness.
[RePlace diagnosissensorunit.

DIAGNOSTIC PROCEDURE 5
SYMPTOM: "AIRBAG" warning lampdoesnotturn on.

{f
+

METER

UP
SIDE

EE3J

MRS127A
Is
warning lampfuseOK?
Yes
Is warning lampLEDOK?
Yes
Is harness connection betweenwarning
lamp anddiagnosis sensorunitOK?
Yes

I
Replace diagnosis sensorunit.

RS-38
No
Replace fuse.
Replace warning lamp
LED.
Connect warning lamp
harness properly. Ifwarn-
ing lamp stilldoes not
come on,replace har-
ness.

TROUBLEDIAGNOSES -Supplemental RestraintSystem(SRS)-
Single AirBag System
Schematic
SINGLE AIRBAG SYSTEM

FUSE

8
9
2

3 4

AIR BAG
MODULE
DRIVER'S
SQUIB SIDE

RS-41
COMBINA
nON
METER (AIR BAG
WARNING
LAMP)

10

7
SPIRAL
CABLE
AIR BAG
DIAGNOSIS
SENSOR UNIT

HRS001

•

TROUBLEDIAGNOSES -Supplemental RestraintSystem(SRS)-
Single AirBag System
Wiring Diagram -SRS -
SINGLE AIRBAG SYSTEM

RS-SRS-01

IGNITION SWITCH
ON orSTART
AIRBAG
DIAGNOSIS
SENSOR
UNIT
Refer
toEL-POWER.
SPIRAL
CABLE

@:

Withtachometer

@:
Without tachometer

i(f ...
@
30
@
40

*2"'@9'@31
,

*3 ... @16 @30

,

FUSE
BLOCK
(J/B)

~

3A

1211

10A

rn

CHID
m

~BR/W~F.BR/W~

I
GID@!)
I

O-JD- BR/W.3ID)- BR/W-:E-O

Y
B!wt I

Ii*llJ
":3
I
t

COMBINA nON BR/W~ R/W B
METER
m-~~ffl---m

(AIR BAG
WARNING
LAMP)

@)

~

U*.21
B/R

B/R
-!-

~ AIR
BAG
MODULE (SQUIB)
rT

B B
~ ~

~ @D

I
I

1

I

I
I

L
~

r-----------------,

I I

1 ~I

1~*4 3*5
1

: [g]lJTIJ
W4Y :

I 1

L
~
~

lIL..m
BR
Refer
tolast page
(Foldout page).

HRS003
RS-42

TROUBLEDIAGNOSES -Supplemental RestraintSystem(SRS)
Single AirBag System
Self-diagnosis (Cont'd)
REPAIR PROCEDURES
CAUTION:
Before servicing airbag, turntheignition switchoffand disconnect bothbattery cablesandwail forat
least 10minutes.

Warning lampoperation Explanation
Repairorder
Open orshort inthe air
1.Visually checkthewiring harness andconnectors.
Air bag
bagmodule circuit.
2.Replace airbag module.
Warning lampblinks. hasnot
3.Replace steering wheelassembly (including diag-
deployed. Malfunctioning
diagnosis
sensor unit nos
issensor unit).
Warning lampfuseisblown. 1.
Check warning lampfuse.
2. Visually checkthewiring harnesses andconnec-
Open inthe warning lampcircuit
tors.
Warning lampdoes not
Malfunctioning LED 3.
Check warning lampLED.
illuminate atall. 4.Replace steering wheelassembly (including diag-
Malfunctioning combinationmeter nos
issensor unit).
5. Replace airbag harness assembly.
Malfunctioning diagnosissensorunit
6.Replace combination meter.
Air bag hasdeployed: Go
toCOLLISION DIAGNOSIS -Single AirBag
System, pageRS-45.
1. Check airbag fuse.
SRS airbag fuse isblown.

2.
Visually checkthewiring harnesses andconnectors
Warning lampiscontinu-
forcombination meter,diagnosis sensorunitand
ously ON.
Openinair bag harness orspiral
spiralcable.
cable circuit 3.
Replace spiralcable.
4. Replace steeringwheelassembly (including diag-
Malfunctioning diagnosissensorunit nosis
sensor unit).
5. Replace airbag harness assembly.

*;
After airbag isdeployed, warninglampilluminates untiltheignition switchisturned OFF.When theIgnition switchisturned
ON again, Ihewarning lampilluminates forapproximately 7seconds. Itthen blinks ifmalfunction isfound, orgoes outwhen
there isno malfunction.
Follow theprocedures innumerical orderwhenrepairing malfunctioning parts.Confirm whether malfunction iseliminated using
the airbag warning lampeachtimerepair isfinished. Ifmalfunction isstill observed, proceedtothe next step. When malfunc-
tion iseliminated, furtherrepairworkisnot required.
RS-44